皮皮学,免费搜题
登录
搜题
【单选题】
下列实验设计,不能达到实验目的的是( ) 选项 实验目的 实验设计 A 鉴别涤纶与羊毛面料 取样,分别灼烧、闻气味 B 验证 Fe 、 Cu 、 Ag 的金属活动性 将 Cu 丝分别插入 FeCl 2 溶液、 AgNO 3 溶液 C 分离 NaCl 和 KNO 3 固体混合物 加水溶解、过滤、蒸发结晶 D 检验 NaOH 溶液的变质程度 加足量 BaCl 2 溶液、过滤、加酚酞
A.
B.
C.
D.
D
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】关于黄疸病的诊断,下列叙述中不正确的是 ( )
A.
目黄
B.
身黄
C.
皮肤发黄
D.
小便黄
E.
头发发黄
【单选题】按照《2000通则》规定,如果双方以CFR术语成交,买卖双方风险划分界线为(    )。
A.
以货越船舷为界    
B.
以货交第一承运人为界
C.
以目的港交货为界    
D.
以船边交货为界
【简答题】单词拼写 小题1:You can’t use father’s car without his p_________. 小题2:Having a b________ diet is good for our health. 小题3:The math problem is so c_________ that no one in the class can work it out. 小题4:I wa...
【单选题】It was my father’s wish in his will that I ___ become a doctor.
A.
shoud
B.
would
C.
might
D.
could
【简答题】按照我国《民法通则》的规定,未成人的监护人可以由下列( )人员担任。
【单选题】关于假临产时的宫缩,下列叙述中不正确的是( )
A.
持续时间短、不恒定
B.
不伴随宫颈管短缩
C.
不伴随宫口扩张
D.
强镇静剂不可抑制
E.
间歇时间长、不规律
【单选题】That room ____ my father’s library and now it is my bedroom.
A.
was used to be
B.
used to being
C.
used to be
D.
was used to being
【简答题】第三节完形填空(共20小题;每小题1.5分,满分30分) 阅读下面短文,从短文后所给各题的四个选项(A、B、C和D)中,选出可以填入空白 处的最佳选项,并在答题卡上将该项涂黑。 I watched as my little brother was cahught in the act. He sat in the corner of the living room, a   21   in one...
【单选题】阅读下面短文,从短文后各题所给的四个选项(A、B、C和D)中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。 One of my father’s favorite sayings as I was growing up was “Try it!” I couldn’t say I didn’t like 21 , whatever it might be, 22 I tried it. ...
A.
everything
B.
something
C.
everybody
D.
somebody
【单选题】What moved me most was not the Father’s Day gift from my daughter, but_______ she presented it.
A.
in the way
B.
the way which
C.
in the way that
D.
the way
相关题目: